FROM THE EDDYSTONE GROUNDS TO START POINT. 



433 



shells was common, and one of the characteristic species of the 

 ground. Molgula ocido.ta occurs fixed in the gravel. Polyzoa were 

 not numerous. 



Wandering species. The only species taken in numbers were Echinus 

 miliaris, Amphinra elegans (peculiar to this ground), and PorccUana 

 longicornis. Occasional specimens of the following species not com- 

 monly distributed on the other grounds around the Eddystone are 

 noteworthy : — Plumularia frutescens, Cucumaria lactca, Holothuria 

 nigra, Lima Loscomhii, Aporrhais pes-pelccani (living), and Aegirus 

 punctilucens. 



List of Species. 



Hydrozoa. 



Lafoea durnosa, var. robusta. Frequent, 

 but in small pieces. 



Halecium halecinum. Little or none. 



Sertularella Gayi. Little or none. 



Diphasia rosacea. ) r no ^ 



„ tamarisca. 1 ^^ ^^ °°^y- 

 Sertularia argentea. Growing on Diphasia 



tamarisca. 

 Hydrallmania falcata. A little in 99 only. 

 Antennularia ramosa. Little or none. 

 Aglaophenia tubulifera. In 99 only. 

 Plumularia Catharina. In 99 only. 



,, frutescens. A large colony on 



Pecten opercularis shell 

 in 10 only. 



ACTINOZOA. 



Caryophyllia Smithii. Many in 10. Few 

 or none in other hauls. 



Alcyoniuni digitatum. Several pieces in 

 99 broken from rock. 

 None in other haids. 



Sarcodictyon catenata. Frequent. 



ECHINODEUMATA. 



Cucumaria lactea. Two specimens in 99 

 only. 



Holothuria nigra. In 10 and 99. Two 



or three specimens. 

 Astropecten iiregularis. One in 87 only. 

 Solaster papposus. Small. In 10 oidy. 

 Ampliiura elegans. Numerous in 10 and 14. 



Ophiactis Balli. Occasional specimens 

 only. 



Ophiocoraa nigra. Small. In 10 only. 



Ophiothri.\ fragilis. Small. In 10 only. 



Echinus miliaris. Plentiful. 



,, esculentus. Three specimens in 

 99 only. 



Ecliinocyamus pusillus. Generally present. 



Spatangus jiurpurcus. One or two in each 



liaul. 



Ground XVI. 



Nemertina. 

 Carinella annulata. 

 Tetrastemma candidum. 

 Eupolia curta. 

 Micrura purpurea. 

 ,, fasciolata. 

 Cerebratulus fuscus. 



POLYCHAETA. 



Polygordius, sp. Occasional specimens. 

 Harmothoe imbricata. One in 87. 

 Lumbriconereis. Large. One in 98. 

 Ehlersia cornuta. One in 87. 

 Glycera convoluta. 

 Terebellid tubes. Numerous. 

 Dasychone bombyx. One in 87. 

 Protula tubularia. Occasional specimens. 

 Hydroides pectinata. Occasional speci- 

 mens. 



Crustacea. 



Eupagurus cuanensis. Infested with Sac- 

 culina. In Dcntaliuni 

 shell. One in 10 only, 



Porccllana longicornis. 



Galathea dispcrsa. In 13 only. 



Portunus pusillus. In 10 only. 



Ebalia tumefacta. In 10 and 13. 



Balanus crenatus. On I'cctcn opercularis. 



Pyrgoma anglicuni. With Caryophyllia 

 Smithii. 



MOLLLVSCA. LiviV'J. 



Psammobia costulata, Turton. One living 

 specimen in 10. 



Tellina cras.sa. In 87 and 99 only. 



Tapes virginea. One in 87 only. 



In 13 only. 



Two living specinions 

 in 99 only. 



Oardium norvegicum. In 87 only. 



Venus fasciata. 

 Artemis cxoleta 



